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Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0000902219-09-000004
Filing Date
2009-01-12
Accepted
2009-01-12 15:19:05
Documents
1

Document Format Files

Seq Description Document Type Size
1 SEC FILING sec_filing.htm SC 13G 17824
  Complete submission text file 0000902219-09-000004.txt   20124
Mailing Address 142 WEST 57TH STREET NEW YORK N1 10019-3300
Business Address 142 WEST 57TH STREET NEW YORK NY 10019-3300 2128871300
ARBITRON INC (Subject) CIK: 0000109758 (see all company filings)

IRS No.: 520278528 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-19857 | Film No.: 09521592
SIC: 8700 Services-Engineering, Accounting, Research, Management

Mailing Address 75 STATE STREET BOSTON MA 02109
Business Address 75 STATE STREET BOSTON MA 02109 6179515000
WELLINGTON MANAGEMENT CO LLP (Filed by) CIK: 0000902219 (see all company filings)

IRS No.: 042683227 | State of Incorp.: MA | Fiscal Year End: 1231
Type: SC 13G
SIC: 0000